How does a cell maintain its identity during replication?

(University of Pennsylvania School of Medicine) Prior to cell division, chromosomes are seemingly a jumbled mess. Researchers have long assumed that genes become " silent " during cell division, not being transcribed into proteins or regulatory molecules. This has left open the question of how genes get properly re-activated after cell division. Now, researchers have found that gene expression actually continues during cell replication.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news